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Finding the Fourth Proportional to 471,551.91, 650,741.70 and 256,693.58

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Solution

The fourth proportional to 471,551.91, 650,741.70 and 256,693.58 is: 354,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,551.91 : 650,741.70 = 256,693.58 : x
  2. Step 2: Convert to fraction form
    471,551.91/650,741.70 = 256,693.58/x
  3. Step 3: Cross multiply
    471,551.91x = 650,741.70 × 256,693.58
  4. Step 4: Simplify right side
    471,551.91x = 167,041,216,628.29
  5. Step 5: Solve for x
    x = 167,041,216,628.29/471,551.91
  6. Step 6: Final answer
    x = 354,237.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.